<template>
  <div class="login_container">
    <div class="login_box">
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="">
      </div>
      <el-tabs v-model="activeName" type="border-card" stretch tab-position="bottom">
        <el-tab-pane label="登录" name="login">
          <!--登录表单区域-->
          <el-row class="form_container">
            <el-form class="login_form" :model="loginForm" :rules="login_form_rules" ref="loginFormRef">
              <!--用户名-->
              <el-form-item prop="username">
                <el-input prefix-icon="el-icon-user" placeholder="用户名/邮箱/手机号" clearable v-model="loginForm.username"></el-input>
              </el-form-item>
              <!--密码-->
              <el-form-item prop="password">
                <el-input prefix-icon="el-icon-lock" placeholder="请输入密码" clearable v-model="loginForm.password"
                          type="password"
                          @keyup.native.enter="handleLogin"
                ></el-input>
              </el-form-item>
              <!--按钮区域-->
              <el-form-item class="btns">
                <el-button type="primary" @click="handleLogin">登录</el-button>
                <el-button @click="handleResetForm">重置</el-button>
              </el-form-item>
            </el-form>
          </el-row>
        </el-tab-pane>
        <el-tab-pane label="注册" name="register">
          <Register></Register>
        </el-tab-pane>
      </el-tabs>
    </div>
  </div>
</template>

<script>
import {login} from '@/api/user';
import Nav from '@/views/layout/Nav';
import Register from './register';

export default {
  name: 'Login',
  components: {Register, Nav},
  data() {
    return {
      activeName: 'login',
      //登录表单数据绑定对象
      loginForm: {
        username: '',
        password: '',
      },
      //表单验证规则对象
      login_form_rules: {
        //验证用户名会否合法
        username: [
          {required: true, message: '请输入登录名称', trigger: 'blur'},
          {min: 3, max: 20, message: '长度在 3 到 20  个字符', trigger: 'blur'},
        ],
        //验证用户名会否合法
        password: [
          {required: true, message: '请输入密码', trigger: 'blur'},
          {min: 3, max: 20, message: '长度在 3 到 20  个字符', trigger: 'blur'},
        ],
      },
    };
  },
  methods: {
    handleResetForm() {
      console.log(this.$refs.loginFormRef.resetFields());
    },
    //点击登录
    handleLogin() {
      this.$refs.loginFormRef.validate(async (valid) => {
        if (valid) {
          this.loading = true;
          this.$store.dispatch('user/login', this.loginForm).then((res) => {
            console.log(res.data.identity);
             let accessToken = res.token;//从后台返回的token
 	          localStorage.setItem('accessToken', accessToken); // 用localStorage缓存token值
            this.$router.push('/');
            this.loading = false;
            this.$message.success('登录成功');
          }).catch((err) => {
            this.loading = false;
            console.log(err);
            this.$message.error('err:' + err);
          });
        } else {
          console.log('error submit!!');
          return false;
        }
      });
    },

  },
};
</script>

<style lang="less" scoped>
.login_container {
  background-color: #2b4b6b;
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login_form {
  margin-top: 80px;
  margin-bottom: -20px;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: relative;

  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;

    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }

  .btns {
    display: flex;
    justify-content: flex-end;
  }


}

</style>
